Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9764965 | Enhanced biological filters for sport bottles | — | 2017-09-19 |
| 8439205 | Portable universal flow filter | — | 2013-05-14 |
| 7473362 | Water treatment system | — | 2009-01-06 |
| 6602406 | Static filter pitcher | Brad Mierau, Gerald Larsen | 2003-08-05 |
| 6599427 | Static filter pitcher | Brad Mierau, Gerald Larsen | 2003-07-29 |
| 6569329 | Personal water filter bottle system | — | 2003-05-27 |
| 6506449 | Method for manufacture of static filtration media | Bradley Mierau, Henry Reid, Gerald Larsen | 2003-01-14 |
| 6277284 | Pour through and locking spill proof cap | — | 2001-08-21 |
| 6221416 | Dispensing and filtering | — | 2001-04-24 |
| 6200471 | Bottle specialty water filters | — | 2001-03-13 |
| 6193886 | Sub-micron sport bottle with ceramic filtering element | — | 2001-02-27 |
| 6165362 | Bottle filter cap | Henry Reid, Joseph H. Nohren, John T. Smith, Donald G. Huggins, Jr. | 2000-12-26 |
| 6136189 | Enhanced in-bottle filtration mechanism and techniques | Rose C. Smith | 2000-10-24 |
| 5674391 | Liquid purification low density packing especially for fiberboard containers | — | 1997-10-07 |
| 5609759 | Bottle filter cap | Henry Reid, Joseph H. Nohren, John T. Smith, Donald G. Huggins, Jr. | 1997-03-11 |
| 5211973 | Water treatment apparatus | — | 1993-05-18 |
| 4986901 | Bottled water cap with indicator and adaptor | Joseph H. Nohren | 1991-01-22 |
| 4979654 | Cap for use with water treatment apparatus | — | 1990-12-25 |
| 4769144 | Water treatment apparatus | — | 1988-09-06 |
| 4695379 | Water treatment apparatus | Richard T. Downes | 1987-09-22 |
| 4397384 | Manufacturing system and transport assembly | — | 1983-08-09 |